SOLUTION: Solve the following system of linear equations by graphing. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each a

Question 421178: Solve the following system of linear equations by graphing. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each answer.)
x+y=7
y=4
x = ?
y = ?
pls show me the steps
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
x+y=7
y=4
-------------
You are told y = 4
Solve for "x":
x+y = 7
x + 4 = 7
x = 3
-------
x = 3
y = 4
==========
Cheers,
Stan H.

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